
Audio Description and Subtitling Course
Master the full spectrum of media accessibility production, from crafting broadcast-ready subtitles to writing and timing professional audio description scripts. This specialist course covers every stage of the workflow, including live services, localisation, AI-assisted tools, and quality assurance. Whether you are entering the field or formalising your expertise, you will graduate with the technical skills and professional standards the industry demands.
What you will learn:
You will learn how to produce subtitles and audio description for broadcast, streaming, cinema, and live events. The course covers subtitle segmentation, timing, file formats, and quality control alongside complete audio description scripting and script-fitting techniques. You will also develop skills in multilingual localisation, cultural adaptation, and real-time accessibility services. Dedicated modules address AI and automation tools, voicing and narration, software mastery, and emerging media formats. By the end, you will be equipped to deliver professional accessibility services that meet regulatory standards and genuine user needs.
How you study in practice Audio Description and Subtitling Course
How you practise Audio Description and Subtitling Course
For businesses looking to train their team
With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.
Course content
8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsFoundations of Media Accessibility
Foundations of Media Accessibility
Lesson 1 • Regulatory and Standards Landscape
Introduces broadcast, streaming, and cinema accessibility mandates without citing specific codes. Students recognise compliance obligations that shape professional deliverables.
Lesson 2 • The Media Accessibility Workflow
Maps the end-to-end production pipeline from source content to delivered access service. Introduces roles, handoff points, and quality checkpoints students will encounter throughout the course.
Lesson 3 • Professional Ethics and Conduct
Covers confidentiality, impartiality, and accuracy as core professional values. Establishes the ethical framework students apply in every practical exercise.
Lesson 4 • What Media Accessibility Means
Defines media accessibility and its social, legal, and commercial drivers. Grounds all subsequent technical work in a clear understanding of why accessibility services exist.
Lesson 5 • Overview of Access Service Types
Surveys subtitling, audio description, sign language, and audio subtitling as distinct services. Clarifies how each format addresses a different sensory or cognitive need.
Chapter 2HideHide detailsSee detailsSubtitling Principles and Text Craft
Subtitling Principles and Text Craft
Lesson 1 • Condensation and Verbatim Approaches
Contrasts verbatim subtitling with meaning-preserving condensation techniques. Students choose the appropriate approach based on content type and platform requirements.
Lesson 2 • Non-Speech Information in Subtitles
Covers labelling of sound effects, music, and speaker identification for deaf and hard-of-hearing viewers. Students learn when and how to include non-speech cues without cluttering the screen.
Lesson 3 • Segmentation and Line Breaks
Teaches syntactic and semantic rules for splitting text across subtitle lines and blocks. Correct segmentation prevents comprehension errors caused by awkward mid-phrase breaks.
Lesson 4 • Reading Speed and Line Length
Establishes characters-per-second and characters-per-line norms for different audience groups. Students apply these metrics to ensure subtitles are readable without pausing.
Lesson 5 • Punctuation, Capitalisation, and Style
Defines subtitle-specific punctuation conventions including dashes, ellipses, and italics. Consistent style prevents viewer distraction and signals speech events accurately.
Chapter 3HideHide detailsSee detailsSubtitle Timing and Synchronisation
Subtitle Timing and Synchronisation
Lesson 1 • Spotting: In-Points and Out-Points
Teaches the rules for setting subtitle in-points and out-points relative to speech onset and offset. Proper spotting prevents subtitles from appearing too early or lingering too long.
Lesson 2 • Subtitle Positioning and Styling
Covers vertical and horizontal placement rules and colour coding for speaker differentiation. Correct positioning prevents subtitles from obscuring critical visual information.
Lesson 3 • Subtitle File Formats
Surveys SRT, WebVTT, TTML, EBU STL, and IMSC formats and their platform contexts. Students select and convert between formats to meet delivery specifications.
Lesson 4 • Quality Control for Subtitle Timing
Introduces automated and manual QC checks for timing errors, gaps, and overlaps. Students run QC passes and interpret error reports before final delivery.
Lesson 5 • Timecode Systems and Frame Rates
Explains SMPTE timecode, drop-frame vs. non-drop-frame, and common frame rates. Accurate timecode reading is the prerequisite for all subtitle spotting work.
Chapter 4HideHide detailsSee detailsAudio Description Fundamentals
Audio Description Fundamentals
Lesson 1 • Purpose and Audience of Audio Description
Defines audio description as a service for blind and low-vision viewers and explains its cognitive function. Students articulate the difference between describing and interpreting visual content.
Lesson 2 • Describing Settings and On-Screen Text
Covers techniques for conveying location, time of day, and written text that appears on screen. Students learn when to read text verbatim and when to paraphrase for time efficiency.
Lesson 3 • Describing Characters and Appearance
Teaches objective, inclusive methods for describing people, expressions, and physical actions. Students apply bias-free language guidelines when describing race, gender, and age.
Lesson 4 • Language and Style in Audio Description
Covers active voice, present tense, precise vocabulary, and neutral tone as AD writing standards. Consistent style ensures descriptions integrate naturally with the programme's audio.
Lesson 5 • What to Describe and What to Omit
Establishes priority rules for selecting visually essential information within available gaps. Students practise identifying what a blind viewer cannot infer from the audio track alone.
Chapter 5HideHide detailsSee detailsAudio Description Scripting and Timing
Audio Description Scripting and Timing
Lesson 1 • Writing to Time: Script Fitting
Introduces syllable counting, reading-rate estimation, and iterative trimming to fit descriptions into gaps. Students rewrite descriptions until they fit without rushing the narrator.
Lesson 2 • Structuring a Full AD Script
Covers script layout conventions including timecodes, cue numbers, and character counts. A well-structured script reduces recording errors and speeds up the studio session.
Lesson 3 • Extended Audio Description
Explains when and how to pause playback to insert longer descriptions for information-dense scenes. Students identify scenes that require extended AD and draft appropriate pauses.
Lesson 4 • Script Review and Revision Process
Establishes a structured peer-review and self-editing workflow for AD scripts. Students apply a checklist covering accuracy, timing, language, and inclusivity before submission.
Lesson 5 • Analysing Gaps in the Audio Track
Teaches systematic identification of available windows between dialogue, music, and effects. Accurate gap analysis is the prerequisite for fitting descriptions without overlap.
Chapter 6HideHide detailsSee detailsSubtitling for Translation and Localisation
Subtitling for Translation and Localisation
Lesson 1 • Working with Multilingual Content
Addresses code-switching, accents, and dialect representation in subtitle files. Students apply consistent conventions when source content contains multiple languages.
Lesson 2 • Cultural Adaptation in Subtitles
Covers strategies for adapting humour, idioms, cultural references, and proper nouns for target audiences. Students choose between domestication and foreignisation based on content and platform.
Lesson 3 • Interlingual Subtitling Principles
Distinguishes interlingual subtitling from intralingual and explains the additional constraints of translation. Students understand how source language structure affects target subtitle segmentation.
Lesson 4 • Subtitle Translation Workflow
Maps the localisation pipeline from template creation through translation, spotting, and QC. Students use translation memory and glossary tools to maintain consistency across episodes.
Lesson 5 • Right-to-Left and Complex Script Subtitles
Introduces technical and linguistic challenges of subtitling in Arabic, Hebrew, and other complex scripts. Students configure subtitle tools for bidirectional text and non-Latin character sets.
Chapter 7HideHide detailsSee detailsLive and Real-Time Accessibility Services
Live and Real-Time Accessibility Services
Lesson 1 • Error Management in Live Subtitling
Covers recognition, correction, and recovery strategies when errors appear in live output. Students develop protocols for minimising viewer impact during high-stakes broadcasts.
Lesson 2 • Introduction to Live Subtitling Methods
Surveys respeaking, stenography, and automatic speech recognition as live subtitling methods. Students compare accuracy, latency, and cost trade-offs for different production contexts.
Lesson 3 • Live Audio Description for Events
Adapts AD scripting and delivery skills to live theatre, sports, and museum contexts. Students draft live AD frameworks and practise improvised description within structured guidelines.
Lesson 4 • Respeaking Technique and Training
Develops the respeaking skill set including voice clarity, punctuation commands, and error monitoring. Students practise respeaking exercises that build speed and accuracy simultaneously.
Lesson 5 • Technology Setup for Live Services
Covers hardware, software, and network requirements for reliable live accessibility delivery. Students configure a basic live subtitling or AD workstation and test signal paths.
Chapter 8HideHide detailsSee detailsQuality Assurance and Professional Delivery
Quality Assurance and Professional Delivery
Lesson 1 • Client Specifications and Style Guides
Teaches how to read, interpret, and apply client-specific style guides and technical delivery specs. Students adapt their default workflow to meet varying platform requirements.
Lesson 2 • File Packaging and Delivery
Covers naming conventions, folder structures, metadata embedding, and secure file transfer methods. Correct packaging prevents delivery failures and protects confidential content.
Lesson 3 • Handling Revisions and Client Feedback
Establishes a professional workflow for receiving, logging, and implementing client revision requests. Students practise version control and communicate changes clearly in writing.
Lesson 4 • Building a QA Checklist
Guides students in constructing comprehensive QA checklists covering timing, language, style, and technical specs. A reusable checklist reduces errors and speeds up review cycles.
Lesson 5 • Automated QA Tools and Reports
Introduces subtitle and AD QA software, interpreting error reports, and setting custom rule profiles. Students run automated passes and triage flagged issues by severity.
Your valid completion certificate
This course is for you:
Freelance translator: looking to add a specialised, technically grounded media service.
Broadcast or post-production assistant: ready to formalise accessibility as a core competency.
Disability advocate or inclusion professional: wanting production skills to complement their advocacy work.
Recent media studies graduate: seeking a specialist credential that stands out to employers.
Career changer from adjacent fields: drawn to purposeful work at the intersection of media and access.
Localisation project manager: aiming to understand the technical side of accessibility deliverables firsthand.
What our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of interest without needing to change platforms... I'm grateful for everything you do, I've already recommended you to other people...

I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.

I like the content and the way videos are presented and transcribed, which speeds up the process!

The platform is fast and simple to use. The diversity of content and complementary videos really help with learning.

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